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When you’re hauling long distances, this tire-and-wheel assembly is built to handle it. The Provider ST235/80R16 radial tire carries a 14-ply rating and a 4,400-lb maximum load at 110 psi. It’s rated for 81 mph (speed rating M) and meets DOT and FMVSS standards. Double steel belts, double polyester cords, and nylon overlays give it lasting strength for heat resistance and highway stability.

No extra work needed before hitting the road. Each assembly is laser-matched and balanced so vibration is kept to a minimum right out of the box. The combination of even weight distribution and properly aligned components helps extend tread life and provides a smooth, steady ride from the first mile. The valve stem is already included, so it’s ready to go on the wheel.
Rust protection is built in from the start. The steel wheel features an acrylic enamel finish applied over an e-coat primer layer after a zinc phosphate pre-treatment. This system resists chipping and damage better than standard powder coatings and held up to more than 1,000 hours of salt spray testing. It’s the kind of finish that keeps its clean look through seasons of road grime and wet conditions.
The beveled stud holes on the 8 on 6-1/2" steel wheel help keep it seated tight against the hub, reducing the need for retorquing lug nuts. The design maintains secure mounting under load so you can trust your setup mile after mile without constant checks or adjustments.
Every assembly includes a 2-year Platinum Plus warranty with complimentary roadside assistance. If there’s ever a flat, a technician will come change it using your existing spare—24 hours a day, seven days a week—so you can get back on your way quickly and safely.
1. Count the lug holes
Look at the wheel hub or the back of the wheel and count how many lug holes there are(also called bolt holes).
Common configurations include: 4-lug, 5-lug, 6-lug and 8 lug
2a. For even lug counts (4-lug, 6-lug, 8-lug)
Measure from the center of one lug hole directly across to the center of the hole opposite it.
Common configurations: 4 on 4", 6 on 5.5", 8 on 6.5"
2b. For odd lug counts (5-lug)
Measure from the center of one lug hole to the outer edge of the hole directly across (not center-to-center since there's no directly opposite hole).
Common configurations: 5 on 4.5" (most popular), 5 on 5", 5 on 4.75", 5 on 5.5"
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Hello, everybody, this is Jeff at etrailer.com. Today, we're gonna take a look at this Taskmaster Provider ST235/85R16 Radial Trailer Tire in a Load Range G, and it's mounted on this 16 inch Vesper black modular steel trailer wheel with the 8 on 6 1/2 inch bolt pattern. Now, this tire and wheel assembly is ideal for stock trailers, utility trailers, and campers. And what's unique on this assembly is this tire is match-mounted and balanced to the wheel for ride comfort and durability, and match-mounting of tires and wheels is a process in which the tire installation position when it's put on the wheel is specifically selected to minimize final force of the imbalance. The method to match-mounting is to align the tire's lightest spot with the wheel's heaviest spot, and that eliminates most of the radial force that can cause tire and suspension wear, and when then they do the final balancing by applying weights to the specific spots on the front and the back of the wheel, it'll eliminate any chance of uneven wear or vibration. And just to show you what we're talking about, if you look on the front, you can see the weights right here, and if we spin it around to the back, you can see the weight right over here, so that makes this tire and wheel assembly all balanced.
The wheel is a steel wheel, has a modular design. When we say modular design, that's the one that has the round holes all the way around the wheel, it is sturdy and corrosion resistant. Now, this wheel has a nice black acrylic enamel finish on it, helps resist chipping and other damage better than your powder coat finishes. The finish on this is applied after a zinc phosphate pre-treatment, and then it covers an E-coat primer layer. Gives you excellent corrosion resistance with a salt spray rating more than 1,000 hours.
Few specs on the wheel, the diameter on this wheel is 16 inches, the width on just the wheel, six inches wide. Now, this wheel does have an 8 on 6 1/2 inch bolt pattern, and if you wanna measure that bolt pattern on a wheel that's an even number of lugs, in this case, it's eight lugs, it's pretty easy, because the lug holes are directly across from each other. So all you have to do is pick any hole, let's say this one, measure from the center of the hole to the center of the hole right across from it. This one, it'll measure 6 1/2 inches, so it's an 8 on 6 1/2 inch bolt pattern. This will use a wheel lug size of 1/2 inch by 20 or 9/16 by 18.
Weight capacity on just the wheel by itself is 4,460 pounds. If you noticed, this wheel does not include a center cap, we do sell those separately if you do want one. You do wanna make sure to get one that'll have the same pilot hole diameter as this opening right here, which is 4.88 inches. And your center cap, when it's installed, will go right through this hole. The tire on this is a radial tire, which means it is constructed with double steel belts, double polyester cords for a nice long life, it is great for highway use, and they do use a nylon tread firming belt overlay around the tire to help prevent tread separation.
This tire is an ST tire, which stands for special trailer tire, has a sturdy sidewall, so it can handle heavy loads, and it is created specifically for trailers, it's not intended for use on other vehicles. The tire size, which will be stamped on the sidewall, ST for special trailer, 235/85R16, R means it's a radial tire. Section width on the tire, 9.3 inches, overall diameter when it's inflated is 31.7. This tire is a Load Range G, which means it's a 14-ply tire, has a maximum load capacity of 4,400 pounds at 110 psi. And this tire does come with a speed rating, and the speed rating is also stamped on the sidewall, but it is stamped with a letter designation. And to show you where that's at is right after the size, you'll see two numbers for the load index, and then the letter M. Speed rating M will mean 81 mile per hour speed rating. Now, this does offer a two-year platinum plus warranty on it, which includes emergency tire change service and other benefits, and this assembly does meet the DOT, Department of Transportation specifications, and it will exceed Federal Motor Vehicle Safety Standards. But that's gonna do it for the review on this Taskmaster Provider ST235/85R16 Radial Trailer Tire in a Load Range G, mounted on this 16 inch Vesper black modular steel trailer wheel with the 8 on 6 1/2 inch bolt pattern.
Customer Satisfaction Score:
98% were satisfied with this product
2% of customers were not satisfied
Ratings & Reviews

Christopher H.
8/14/2026
Agreed Staci these look great! Sounds like it was a smooth swap.

Nick S.
1/5/2026
That is great to hear, and it looks awesome on the trailer! What are you mainly using that trailer for?


Barb O.
4/1/2026
All the tirerims I’ve purchased from etrailer have performed well. Using as a spare for my tear trailer.


Kate F.
3/11/2026
I am shocked to hear they broke off Larry. I have never heard of an issue like this before. I would like to reach out to the manufacturer but need to know a little more information. What kind of trailer did these go on, and what is the weight?

Kenneth
4/2/2026
I bought this as a spare for the camper and forgot about it until I needed it two months later. Its been on the ground for 9 months with no problems. Again, its something I can forget about until my pressure check before a trip.

James D.
6/12/2026
Thanks for the review William! We're glad the tires arrived as promised and that you're happy with how they look. A restored '94 Starcraft sounds like a fun project, we'd love to see it when you get it on the road. Hope the installation goes smoothly and we appreciate you choosing etrailer!
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Gwendolyn Y.
3/5/2026
The new wheels look great on your trailer, Mike! When's the next trip to the lake?